verb (used with object), o·ver·pro·nounced, o·ver·pro·nounc·ing.
- to pronounce (a word, syllable, etc.) in an exaggerated, affected, or excessively careful manner.
verb (used without object), o·ver·pro·nounced, o·ver·pro·nounc·ing.
- to pronounce or speak overcarefully, affectedly, exaggeratedly, etc.: When he overpronounces that way, he seems to be patronizing his audience.